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Cr2S3 + 6 HCl = 2 CrCl3 + 3 H2S
KMnO4 + K2SO3 + HCl = MnO2 + KSO4 + KCl + H2O =>
KMnO4 + K2SO3 + 2 HCl = MnO2 + KSO4 + 2 KCl + H2O
Cu + HgNO3 = Cu(NO3)2 + Hg =>
Cu + 2 HgNO3 = Cu(NO3)2 + 2 Hg
S + H2O2 = SO4 + H2O =>
S + 4 H2O2 = SO4 + 4 H2O
MgCl2 + NaOH = Mg(OH)2 + NaCl =>
MgCl2 + 2 NaOH = Mg(OH)2 + 2 NaCl
C6H12O6 = C2H5OH + CO2 =>
C6H12O6 = 2 C2H5OH + 2 CO2
Hg(OH)2 + H3PO4 = Hg3(PO4)2 + H2O =>
3 Hg(OH)2 + 2 H3PO4 = Hg3(PO4)2 + 6 H2O
Pb(ClO3)2 + AlCl3 = PbCl2 + Al(ClO3)3 =>
3 Pb(ClO3)2 + 2 AlCl3 = 3 PbCl2 + 2 Al(ClO3)3
K2Cr2O7 + FeSO4 + H2SO4 = Fe2(SO4)3 + Cr2(SO4)3 + K2SO4 + H2O =>
K2Cr2O7 + 6 FeSO4 + 7 H2SO4 = 3 Fe2(SO4)3 + Cr2(SO4)3 + K2SO4 + 7 H2O
CoSO4*7H2O + NH3 + (NH4)2CO3 + H2O2 = [Co(NH3)4CO3]2SO4*3H2O + H2O + (NH4)2SO4 =>
2 CoSO4*7H2O + 6 NH3 + 2(NH4)2CO3 + H2O2 = [Co(NH3)4CO3]2SO4*3H2O + 13 H2O + (NH4)2SO4
Bi + H2O = Bi2O3 + H2 =>
2 Bi + 3 H2O = Bi2O3 + 3 H2
H2O2 + KI + H2SO4 = I2 + H2O + K2SO4 =>
H2O2 + 2 KI + H2SO4 = I2 + 2 H2O + K2SO4
CH2CHCHCH2 + HCl = CH2ClCH2CH2CH2Cl =>
CH2CHCHCH2 + 2 HCl = CH2ClCH2CH2CH2Cl
ZnS + Fe = ZnSFe =>
ZnS + Fe = ZnSFe
MgCO3 + HCl = MgCl2 + H2O + CO2 =>
MgCO3 + 2 HCl = MgCl2 + H2O + CO2
H2(g) + O2(l) = H2O =>
2 H2(g) + O2(l) = 2 H2O
ZnO + H2 = Zn + H2OO =>
2 ZnO + H2 = 2 Zn + H2OO
Ca3(PO4)2 + Al2(SO4)3 = Ca(SO4) + Al(PO4) =>
Ca3(PO4)2 + Al2(SO4)3 = 3 Ca(SO4) + 2 Al(PO4)
XH2SO4 + NaOH = XNa2SO4 + H2O =>
XH2SO4 + 2 NaOH = XNa2SO4 + 2 H2O
NaOH + SO4 = Na2SO4 + OH =>
2 NaOH + SO4 = Na2SO4 + 2 OH
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
HN3 + NaOH = NaN3 + H2O =>
HN3 + NaOH = NaN3 + H2O
Li2CO3 + Ba(C2H3O2)2 = LiC2H3O2 + BaCO3 =>
Li2CO3 + Ba(C2H3O2)2 = 2 LiC2H3O2 + BaCO3
K[BiI4] = BiI3 + KI =>
K[BiI4] = BiI3 + KI
I2H2 = HI =>
I2H2 = 2 HI
MnS(s) + HBr(aq) = H2S + MnBr2 =>
MnS(s) + 2 HBr(aq) = H2S + MnBr2
Pb(NO3)2 + C13H12N4S = [Pb(C13H12N4S)4](NO3)2 =>
Pb(NO3)2 + 4 C13H12N4S = [Pb(C13H12N4S)4](NO3)2
MnO2 + HCl = MnCl2 + H2O + Cl2 = MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
C6H5NH2 + HBr = C6H2NH3Br3 + H2 =>
2 C6H5NH2 + 6 HBr = 2 C6H2NH3Br3 + 5 H2
MgCO3 + H2SO4 = Mg(HSO4)2 + H2O + CO2 =>
MgCO3 + 2 H2SO4 = Mg(HSO4)2 + H2O + CO2
Fe2(SO4)3 + KOH = Fe(OH)3 + K2SO4 =>
Fe2(SO4)3 + 6 KOH = 2 Fe(OH)3 + 3 K2SO4
Ag + MgCl2 = MgAg + Cl2 =>
Ag + MgCl2 = MgAg + Cl2
KCI + Na2CO3 = K2CO3 + NaCI =>
2 KCI + Na2CO3 = K2CO3 + 2 NaCI
HN3 + NaOH = NaN3 + H2O =>
HN3 + NaOH = NaN3 + H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
N2H4 = NH3 + N2 =>
3 N2H4 = 4 NH3 + N2
KCa + Cl2 = KCl + Ca2 =>
2 KCa + Cl2 = 2 KCl + Ca2
CO = C4O4 =>
4 CO = C4O4
NaCIO3(s) = NaCI(s) + O2(g) =>
2 NaCIO3(s) = 2 NaCI(s) + 3 O2(g)
NiCu(NO3)2 = CuNi(NO3)2 =>
NiCu(NO3)2 = CuNi(NO3)2
AlOHCO3 = Al2(CO3)3 + Al2O3 + H2O =>
6 AlOHCO3 = 2 Al2(CO3)3 + Al2O3 + 3 H2O
MgSO4(aq) + SrCl2(aq) = SrSO4(s) + MgCl2(aq) =>
MgSO4(aq) + SrCl2(aq) = SrSO4(s) + MgCl2(aq)
Co(s) + Cl2(g) = CoCl3(s) =>
2 Co(s) + 3 Cl2(g) = 2 CoCl3(s)
CaCl2 + (NH4)2HPO4 = Ca3(PO4)2 + NH4Cl + HCl =>
3 CaCl2 + 2(NH4)2HPO4 = Ca3(PO4)2 + 4 NH4Cl + 2 HCl
NO2NaO = NaNO3 =>
NO2NaO = NaNO3
Zn(HCO3)2 = ZnCO3 + H2O + CO2 =>
Zn(HCO3)2 = ZnCO3 + H2O + CO2
MgCl + CuCl2 = MgCl2 + Cu2 =>
4 MgCl + 2 CuCl2 = 4 MgCl2 + Cu2
Pb + H3PO4 = H2 + Pb3(PO4)2 =>
3 Pb + 2 H3PO4 = 3 H2 + Pb3(PO4)2
Li2CO3 + H2SO4 = CO2 + H2O + Li2SO4 =>
Li2CO3 + H2SO4 = CO2 + H2O + Li2SO4
K2CrO4 + KNO2 + KOH + H2O = KNO3 + K3[Cr(OH)6] =>
2 K2CrO4 + 3 KNO2 + 2 KOH + 5 H2O = 3 KNO3 + 2 K3[Cr(OH)6]
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